Revert "Signal handling."

runtime/bin/process.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "bin/dartutils.h"
 #include "bin/io_buffer.h"
 #include "bin/platform.h"
 #include "bin/process.h"
 #include "bin/socket.h"
 
@@ skipping 225 matching lines @@
   Dart_Handle process = Dart_GetNativeArgument(args, 0);
   if (Dart_IsNull(process)) {
     pid = Process::CurrentProcessId();
   } else {
     Process::GetProcessIdNativeField(process, &pid);
   }
   Dart_SetReturnValue(args, Dart_NewInteger(pid));
 }
 
 
-void FUNCTION_NAME(Process_SetSignalHandler)(Dart_NativeArguments args) {
-  intptr_t signal = DartUtils::GetIntptrValue(Dart_GetNativeArgument(args, 0));
-  intptr_t id = Process::SetSignalHandler(signal);
-  if (id == -1) {
-    Dart_SetReturnValue(args, DartUtils::NewDartOSError());
-  } else {
-    Dart_SetReturnValue(args, Dart_NewInteger(id));
-  }
-}
-
-
-void FUNCTION_NAME(Process_ClearSignalHandler)(Dart_NativeArguments args) {
-  intptr_t signal = DartUtils::GetIntptrValue(Dart_GetNativeArgument(args, 0));
-  Process::ClearSignalHandler(signal);
-}
-
-
 Dart_Handle Process::GetProcessIdNativeField(Dart_Handle process,
                                              intptr_t* pid) {
   return Dart_GetNativeInstanceField(process, kProcessIdNativeField, pid);
 }
 
 
 Dart_Handle Process::SetProcessIdNativeField(Dart_Handle process,
                                              intptr_t pid) {
   return Dart_SetNativeInstanceField(process, kProcessIdNativeField, pid);
 }
@@ skipping 25 matching lines @@
   int external_length = strlen(system_string);
   uint8_t* buffer = NULL;
   Dart_Handle external_array = IOBuffer::Allocate(external_length, &buffer);
   memmove(buffer, system_string, external_length);
   if (utf8 != system_string) free(const_cast<char*>(system_string));
   Dart_SetReturnValue(args, external_array);
 }
 
 }  // namespace bin
 }  // namespace dart